🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.49 AU - 2.23 AU

Year: 909 Days

Day: 29.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.62 AU - 4.18 AU

Year: 2758 Days

Day: 28.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 11.8

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.45 AU - 6.61 AU

Year: 4658 Days

Day: 14.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,651,160 km

• M1: 146,756 km (0.115 R)
• M2: 550,969 km (0.106 R)
• M3: 1,608,626 km (0.117 R)
• M4: 2,278,824 km (0.106 R)
• M5: 2,817,825 km (0.118 R)
• M6: 4,293,309 km (0.098 R)
• M7: 7,123,551 km (0.089 R)
• M8: 7,635,625 km (0.083 R)
• M9: 11,515,595 km (0.083 R)
• M10: 15,340,065 km (0.072 R)
• M11: 16,195,615 km (0.109 R)
• M12: 21,026,579 km (0.106 R)
• M13: 26,336,406 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 14

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.2 AU - 9.12 AU

Year: 8349 Days

Day: 9.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,651,160 km

• M1: 174,132 km (0.101 R)
• M2: 660,175 km (0.12 R)
• M3: 1,413,401 km (0.09 R)
• M4: 1,996,982 km (0.083 R)
• M5: 3,133,327 km (0.118 R)
• M6: 3,589,152 km (0.034 R)
• M7: 4,329,512 km (0.111 R)
• M8: 4,897,984 km (0.078 R)
• M9: 6,686,726 km (0.104 R)
• M10: 7,370,388 km (0.037 R)
• M11: 7,892,784 km (0.109 R)
• M12: 9,239,314 km (0.104 R)
• M13: 11,834,538 km (0.101 R)
• M14: 14,883,043 km (0.11 R)
• M15: 20,858,282 km (0.055 R)
• M16: 23,935,360 km (0.046 R)
• M17: 25,627,761 km (0.099 R)
• M18: 27,019,171 km (0.114 R)
• M19: 29,952,336 km (0.114 R)
• M20: 35,756,584 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.5

Radius: 13.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.48 AU - 11.52 AU

Year: 10487 Days

Day: 12.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,651,160 km

• M1: 177,423 km (0.062 R)
• M2: 746,793 km (0.109 R)
• M3: 1,186,461 km (0.078 R)
• M4: 1,764,208 km (0.116 R)
• M5: 2,620,955 km (0.066 R)
• M6: 3,320,923 km (0.079 R)
• M7: 6,158,346 km (0.09 R)
• M8: 11,181,992 km (0.097 R)
• M9: 14,689,913 km (0.091 R)
• M10: 17,238,911 km (0.084 R)
• M11: 18,079,202 km (0.075 R)
• M12: 18,654,555 km (0.072 R)
• M13: 19,093,924 km (0.038 R)
• M14: 23,197,992 km (0.117 R)
• M15: 23,877,765 km (0.026 R)
• M16: 26,915,798 km (0.091 R)
• M17: 30,809,532 km (0.089 R)
• M18: 32,047,305 km (0.099 R)
• M19: 34,953,243 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556

Radius: 6.3

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.38 AU - 17.62 AU

Year: 19775 Days

Day: 18.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,651,160 km

• M1: 78,389 km (0.072 R)
• M2: 292,913 km (0.108 R)
• M3: 592,108 km (0.119 R)
• M4: 869,164 km (0.118 R)
• M5: 1,494,333 km (0.085 R)
• M6: 2,653,268 km (0.101 R)
• M7: 3,585,113 km (0.098 R)
• M8: 4,125,311 km (0.062 R)
• M9: 5,071,368 km (0.105 R)
• M10: 5,366,375 km (0.104 R)
• M11: 5,712,095 km (0.113 R)
• M12: 7,153,321 km (0.083 R)
• M13: 8,205,742 km (0.114 R)
• M14: 9,248,739 km (0.039 R)
• M15: 11,785,470 km (0.111 R)
• M16: 12,502,044 km (0.111 R)
• M17: 12,702,355 km (0.101 R)
• M18: 15,971,667 km (0.035 R)
• M19: 18,872,370 km (0.114 R)
• M20: 21,147,155 km (0.119 R)
• M21: 22,497,725 km (0.07 R)
• M22: 24,839,829 km (0.094 R)
• M23: 25,691,190 km (0.025 R)
• M24: 28,707,981 km (0.111 R)
• M25: 29,882,773 km (0.089 R)
• M26: 35,301,058 km (0.111 R)
• M27: 36,105,596 km (0.063 R)
• M28: 40,897,066 km (0.118 R)
• M29: 42,533,667 km (0.091 R)
• M30: 42,987,397 km (0.12 R)
• M31: 48,358,409 km (0.037 R)
• M32: 49,684,146 km (0.079 R)
• M33: 51,204,210 km (0.114 R)
• M34: 62,528,320 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.7

Radius: 6.4

Gravity: 20.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.01 AU - 15.65 AU

Year: 21497 Days

Day: 23.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,651,160 km

• M1: 79,885 km (0.1 R)
• M2: 290,070 km (0.097 R)
• M3: 530,324 km (0.085 R)
• M4: 942,018 km (0.083 R)
• M5: 1,369,120 km (0.093 R)
• M6: 1,690,157 km (0.095 R)
• M7: 1,998,628 km (0.114 R)
• M8: 2,321,460 km (0.057 R)
• M9: 3,099,219 km (0.077 R)
• M10: 4,701,263 km (0.116 R)
• M11: 5,474,384 km (0.118 R)
• M12: 5,722,119 km (0.089 R)
• M13: 5,977,333 km (0.096 R)
• M14: 6,195,745 km (0.083 R)
• M15: 7,123,252 km (0.075 R)
• M16: 8,087,111 km (0.102 R)
• M17: 8,627,908 km (0.064 R)
• M18: 8,907,356 km (0.037 R)
• M19: 10,840,311 km (0.073 R)
• M20: 12,891,447 km (0.09 R)
• M21: 13,330,666 km (0.03 R)
• M22: 13,931,751 km (0.107 R)
• M23: 14,394,307 km (0.042 R)
• M24: 15,431,619 km (0.062 R)
• M25: 17,211,085 km (0.085 R)
• M26: 19,312,337 km (0.116 R)
• M27: 23,688,374 km (0.033 R)
• M28: 26,867,478 km (0.065 R)
• M29: 35,462,923 km (0.088 R)
• M30: 41,158,114 km (0.05 R)
• M31: 41,473,766 km (0.058 R)
• M32: 56,623,243 km (0.098 R)
• M33: 62,253,508 km (0.064 R)
• M34: 71,153,983 km (0.053 R)
• M35: 79,636,631 km (0.081 R)
• M36: 83,613,840 km (0.116 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 14,967 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit